Home / 4,653,548.12-6,980,269.92-1,815,653.12

Finding the Fourth Proportional to 4,653,548.12, 6,980,269.92 and 1,815,653.12

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Solution

The fourth proportional to 4,653,548.12, 6,980,269.92 and 1,815,653.12 is: 2,723,459.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,653,548.12 : 6,980,269.92 = 1,815,653.12 : x
  2. Step 2: Convert to fraction form
    4,653,548.12/6,980,269.92 = 1,815,653.12/x
  3. Step 3: Cross multiply
    4,653,548.12x = 6,980,269.92 × 1,815,653.12
  4. Step 4: Simplify right side
    4,653,548.12x = 12,673,748,858,690.15
  5. Step 5: Solve for x
    x = 12,673,748,858,690.15/4,653,548.12
  6. Step 6: Final answer
    x = 2,723,459.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.